Answers

Add 1/21 and 90/21

1^st number: 1/21, 2^nd number: 4 6/21

1/21 + 90/21 is 13/3.

Steps for adding fractions

1. Add the two fractions:
   1/21 + 90/21 = 1 + 90/21 = 91/21
2. 91/21 simplified gives 13/3
3. So, 1/21 + 90/21 = 13/3
   In mixed form: 41/3

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